This book covers the chemical processes carried out on a large scale by industry and their technical and economic relationships. Intended for professionals and students, Chapter on this book deals with type of fertilizer required according to different plant, their manufacture and nomenclature. Another chapter deals with large scale manufacture of heavy chemicals like ammonia, caustic soda, nitric acid and sulphuric acid. In glass and ceramic, its properties, detailed manufacturing process and some special glasses have been discuss.